Bruno Tilz 211-T 7 vs Kelly 31
The Bruno Tilz 211-T 7 has a wider cup diameter, the Kelly 31 features a deeper cup, the Bruno Tilz 211-T 7 has a larger throat opening.
The taper behind the throat leading to the shank. Affects projection and tone character.
Mouthpiece A
Bruno Tilz 211-T 7
• French Horn
CatalogBackbore—
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
vs
Mouthpiece B
Kelly 31
• French Horn
GeneralBackboreM
Best suited for
Orchestral playing — large cup for full, dark tone
High-volume projection — open throat for power
French horn deep cup
Which is better?
The Bruno Tilz 211-T 7 is designed for catalog playing, while the Kelly 31 targets general use. Your best choice depends on your musical context.